Earth Sciences-Natural Disasters Answer Key

Hurricane (Jessica Moody)


Question: What is a hurricane?
Answer: C. huge storm

Question: Each hurricane has an eye of ___
Answer: Each hurricane has an eye of calm winds

Question: What is the best defense against a hurricane?
Answer: False The best defense against a hurricane is an accurate forecast that gives people time to get out of its way.


Earthquake (Tracie Smith)


1. What is an earthquake?
a. the eruption of lava from a volcano
b. when two blocks of the earth slip past one another
c. a column of air that touches both the ground and a cloud
d. a thunderstorm with a lot of rain and wind

2. What causes earthquakes?
An earthquake is caused by Earth's plates moving so much that they overlap and break the force around them. When the break occurs, the plate's stress is released as energy which moves through the Earth in the form of waves, which we feel and call an earthquake.

3. True or False: Scientists are able to tell when and where an earthquake will occur.
False. Although it is known WHY earthquakes occur, there is no reliable method of accurately predicting the time, place and magnitude of an earthquake.



Tornadoes (Chelsea Greenwald)


1. What is a tornado?
c. a violently rotating column of air that can spin faster than 300 m.p.h., extending from a thunderstorm to the ground

2. If a tornado is ranked a F3 on the Fujita Scale of Tornado Intensity, it can have winds at speeds of?
a. 158-206 mph

3. True or false: the best place to hide in your home during a tornado is in the kitchen?
FALSE



Tsunamis (Jessica Campos)


1)What is a tsunami?
a)Huge waves of water that is usually caused by earthquakes or volcanic eruptions.

2) True or False: Are tsunami waves similar to normal surf waves at the beach?
False: most tsunamis do not result in giant breaking waves, (like normal surf waves at the beach that curl over as they approach shore). Rather, they come in much like very strong and very fast tides.

3) Where do tsunamis occur?
c) Most tsunamis occur in the Pacific ocean because it is located on a plate mostly made of water

Floods (Taylor Burnett)


1) What is a flood?
c) When rivers rise and go over their banks due to heavy rain

2) True or False: Most floods take hours or even days to develop?
True

3)How many feet of water does it take to make a school bus float?
d) 2 feet